Is this the museum __________ you visited the other day?
| A．that | B．where | C．in which | D．the one |
While ___ along the street, I met an old friend of mine.
| A．I walking | B．was walking | C．I am walking | D．walking |
Your time should be made full use of ________ English well.
| A．learning | B．to learn | C．learn | D．to learning |
Actions __________ walking and drinking are quite difficult in the moon.
| A．for example | B．such as | C．including | D．liking |
Keep ______. The camera is ready.
| A．still | B．calm | C．quiet | D．silent |
catch the first bus, he got up very early this morning.
| A．In order to | B．In order that | C．So as to | D．So that |